19371590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 42024960

約数和(自身を除く): 22653370

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 79, 113, 155, 158, 217, 226, 310, 395, 434, 553, 565, 790, 791, 1085, 1106, 1130, 1582, 2170, 2449, 2765, 3503, 3955, 4898, 5530, 7006, 7910, 8927, 12245, 17143, 17515, 17854, 24490, 24521, 34286, 35030, 44635, 49042, 62489, 85715, 89270, 122605, 124978, 171430, 245210, 276737, 312445, 553474, 624890, 1383685, 1937159, 2767370, 3874318, 9685795, 19371590]

約数ペア:

[(1, 19371590), (2, 9685795), (5, 3874318), (7, 2767370), (10, 1937159), (14, 1383685), (31, 624890), (35, 553474), (62, 312445), (70, 276737), (79, 245210), (113, 171430), (155, 124978), (158, 122605), (217, 89270), (226, 85715), (310, 62489), (395, 49042), (434, 44635), (553, 35030), (565, 34286), (790, 24521), (791, 24490), (1085, 17854), (1106, 17515), (1130, 17143), (1582, 12245), (2170, 8927), (2449, 7910), (2765, 7006), (3503, 5530), (3955, 4898)]